Home / 18,866,970.06-26,036,506.86-10,718,655.18

Finding the Fourth Proportional to 18,866,970.06, 26,036,506.86 and 10,718,655.18

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Solution

The fourth proportional to 18,866,970.06, 26,036,506.86 and 10,718,655.18 is: 14,791,794.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,866,970.06 : 26,036,506.86 = 10,718,655.18 : x
  2. Step 2: Convert to fraction form
    18,866,970.06/26,036,506.86 = 10,718,655.18/x
  3. Step 3: Cross multiply
    18,866,970.06x = 26,036,506.86 × 10,718,655.18
  4. Step 4: Simplify right side
    18,866,970.06x = 279,076,339,251,130.72
  5. Step 5: Solve for x
    x = 279,076,339,251,130.72/18,866,970.06
  6. Step 6: Final answer
    x = 14,791,794.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.